It’s easy to see why LEDs largely won out over neon bulbs for pilot light applications. But for all the practical utility of LEDs, they’re found largely lacking in at least one regard over their older ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Moore neon glow lamp, ca. 1895. Brass ...

The lights that illuminate streets and stadiums soon will be used on cars and trucks to brighten roadways. The lights, known as high intensity discharge, or HID, are heralded as the next generation of ...

AT the tenth annual conference at Margate of the Association of Public Lighting Engineers, a paper was read on September 5 by Mr. G. H. Wilson on electric discharge lamps and their applications to ...